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Patent Searching and Data


Matches 651 - 700 out of 5,392

Document Document Title
WO/1996/037574A1
A photochromic curable composition prepared by blending a monomer mixture comprising: (A) a compound having at least one epoxy group in the molecule (e.g., glycidyl methacrylate), (B) polypropylene glycol di(meth)acrylate, (C) polyethyle...  
WO/1996/035731A1
The invention is a water-soluble, surface active silicon-containing polyelectrolyte polymer and its use as coagulants for the control of pitch in pulp and paper mills; in clarifying ink-containing effluent water from recycled paper produ...  
WO/1996/035728A1
Water-soluble polymers consist of (a) monoethylenically unsaturated dicarboxylic acids and/or their salts; (b) monoethylenically unsaturated monocarboxylic acids and/or their salts; (c) mono-unsaturated monomers that may be hydrolysed or...  
WO/1996/032429A1
This invention provides polymers useful in coating compositions. The polymers are prepared via a free radical polymerization using ethylenically unsaturated monomers. The polymers of this invention possess pendant allylic groups which ar...  
WO/1996/028486A1
Copolymers I bearing functional groups and consisting of a) 30 to 70 mol% of at least one monoethylenically unsaturated C4 to C12 dicarboxylic acid or its anhydride and b) 30 to 70 mol% of an oligomer of a 1-olefine with 3 to 14 C atoms,...  
WO/1996/026987A1
A radiation-curable coating composition comprising a PVC resin, an acrylic or methacrylic compound and a radiation-reactive urethane oligomer. Also described is a process for coating a material, comprising the steps of applying to the ma...  
WO/1996/026976A1
An improved hydraulic cement and resultant hydraulic cement composition which has an alkyl terminated alkoxy amine derivative of maleic acid based polymer or copolymer uniformly distributed therein.  
WO/1996/026184A1
Polymeric compositions for the preparation of optical grade materials, and the optical materials prepared thereby, are provided. The compositions include a class of reactive and non-reactive additives, referred to as additive, in combina...  
WO/1996/026457A1
A copolymer for optical fiber applications is the polymerization product of a mixture comprising a fluorinated itaconate and an alkyl (meth)acrylate.  
WO/1996/018714A1
A detergent builder comprising a maleic acid copolymer produced by copolymerizing a maleic acid (salt) with comonomers by using both hydrogen peroxide and a persulfate salt as the polymerization initiator and having a weight-average mole...  
WO/1996/018122A1
Copolymers formed from dimethacrylates of polyalkylene glycols and vinylic reactive silicones having up to 20 silicon atoms in the substantial absence of additional cross-linking agents are disclosed. The copolymers may include a hydroph...  
WO/1996/015165A1
The invention concerns the preparation of terpolymers by the radical polymerization of an unsaturated dicarboxylic acid with an unsaturated monocarboxylic acid and a further unsaturated monomer which does not contain any free carboxyl gr...  
WO/1996/014347A1
A copolymer with an acid value less than one contains alternating units of a vinyl monomer and a diester of a dicarboxylic acid wherein at least one of the esterifying groups contains a polyether group. The copolymer is particularly usef...  
WO/1996/010048A1
An improved process for the continuous copolymerization of ethylene with certain polar comonomers having reactive double bonds is disclosed wherein reactor fouling is significantly reduced or eliminated by use of surfactants.  
WO/1996/008522A1
A process for producing a multicomponent styrene/(meth)acrylate copolymer by conducting the aqueous solution polymerization of a monomer mixture comprising (1) 30-50 mol.% of a styrene compound, (2) 5-20 mol.% of a half-ester of an 'alph...  
WO/1996/006884A1
Alkyl cyanoacrylate compositions comprising at least one alkyl cyanoacrylate, a biocompatible plasticizer (preferably dioctyl phthalate), and SO2 as an anionic polymerization inhibitor are provided. These compositions are suitable for to...  
WO/1996/005237A1
A perfluoroalkyl diester of maleic or fumaric acid; a copolymer produced from the perfluoroalkyl diester, a lower alkyl (meth)acrylate, and if necessary styrene; and antifouling agent comprising the copolymer and excellent in water repel...  
WO/1996/004882A1
A novel denture adhesive composition contains an adhesive mixture comprising sodium carboxymethyl cellulose and, either a partially neutralized sodium, magnesium, zinc mixed salt or a partially neutralized magnesium, zinc mixed salt of a...  
WO/1996/002582A1
This invention is related to the synthesis of novel types of maleic-acrylic copolymers containing 60 to 100 % of maleate units (by weight), respectively, 40 to 0 % of acrylate units (by weight) based on the sum of both monomeric units co...  
WO/1995/034587A1
The invention concerns copolymers containing a) 5 to 90 mole % of vinyl formate units, b) 10 to 95 mole % of units of monoethylenically unsaturated carboxylic acids, c) 0 to 70 mole % of units of monoethylenically unsaturated dicarboxyli...  
WO/1995/030161A1
A synthetic resin lens made from a cross-linked polymer prepared by (co)polymerizing a monomer composition comprising the following components (A) and/or (B) as the essential ingredient and optionally containing a component (C) comprisin...  
WO/1995/026992A1
The invention concerns copolymers of terpenes without conjugated double bond and vinyl compounds and/or dicarboxylic acids with a C-C double bond and their derivatives as comonomers. They are preferably prepared in a radical mass polymer...  
WO/1995/025755A1
The invention relates to copolymers of: a) 1 to 65 mol% of at least one diketen of the general formula (I) in which R1 and R2 are mutually independently hydrogen or C1-C30 alkyl; b) 30 to 70 mol% of at least one ethylenically unsaturated...  
WO1995021875A3  
WO/1995/022569A1
The invention relates to a process for preparing copolymers from vinyl esters and monoethylenically unsaturated carboxylic acids by the radical copolymerisation of: (a) 20 to 80 mol % vinyl esters of aliphatic monocarboxylic acids having...  
WO/1995/021875A2
A suspension polymerization process for preparing styrene maleate polymers.  
WO/1995/020056A1
Aqueous solutions or dispersions of copolymers obtainable by the radical copolymerisation of A1) 50 to 60 mol% C6 to C40 mono-olefines or C6 to C40 alkyl vinyl ethers or mixtures of C6 to C40 alkyl vinyl ethers and up to 50 mol%, in rela...  
WO/1995/018837A1
A maleimide copolymer comprising maleimide monomer units, aromatic vinyl monomer units and other vinyl monomer units and having the following characteristics, and a maleimide resin composition comprising the above copolymer and a rubbery...  
WO/1995/017456A1
ahis invention relates to a 1-8 % crosslinked terpolymer of alkyl vinyl ether, maleic anhydride and a C10 to C20 alkyl (meth)acrylate in a critical molar ratio of from 1-3:1:0.01-0.08, which polymer has a pH of from about 4 to about 11, ...  
WO/1995/011279A1
Novel polymerizable yellow dyes are disclosed. Additionally, novel and known dyes are used to block or lower the intensity of blue light transmitted through ocular lenses and other windows.  
WO/1995/007944A1
Functional group bearing copolymers (I) consist of: a) 20-60 mol % of at least one monoethylenically unsaturated C4-C6-dicarboxylic acid or its anhydride; b) 10-70 mol % of at least one oligomer of propene or of a branched 1-olefin with ...  
WO/1995/005856A1
The subject invention pertains to an aqueous fluid absorbent polymer having a superior balance of absorptive properties. In particular, the subject invention provides an aqueous fluid absorbent polymer characterized by a centrifuge capac...  
WO/1995/006074A1
Water-soluble copolymerizates are disclosed containing carboxyl groups, and also containing the following components incorporated by polymerization: (a) 30 to 80 mol % monoethylenically unsaturated C3-C8 carboxylic acids, anhydrides ther...  
WO/1995/003790A1
The invention pertains to the use of cross-linked copolymers produced by precipitation polymerization of monomer mixtures of: (a) monoethylenically unsaturated C3 to C8 carboxylic acids, their anhydrides or mixtures of said carboxylic ac...  
WO/1995/003342A1
A maleic copolymer having a weight-average molecular weight of 1,000 to 100,000, a calcium ion scavenging capacity of at least 300 mgCaCO3/g, and a clay dispersing capacity of at least 1.2; and another maleic copolymer having a clay adso...  
WO/1994/028414A1
A sensor format is described based on the impedance analysis of polymer coatings of electrodes. The detectable signal is produced by the effect of a reactive or catalytic species at or very near to the polymer coated electrode. Said reac...  
WO/1994/028050A1
A modified bisimide resin is prepared by copolymerizing a bisimide monomer and a cyclic triene. The copolymerization of a bisimide with a cyclic triene such as 1,2,4-trimethylenecyclohexane provides a modified bisimide having good fractu...  
WO/1994/023314A1
Copolymers useful as contact lens materials are the polymerization product of a mixture comprising: (a) an itaconate; (b) a compound represented by formula (I), wherein each A is independently an activated unsaturated radical; each R is ...  
WO/1994/022502A1
An improved superabsorbent polymer foam having a morphology to provide improved absorptive properties is disclosed. The foam preferably comprises a superabsorbent polymer formed from a substantially water-soluble, unsaturated monomer hav...  
WO/1994/021757A1
The invention pertains to a lubricant or lubricant additive having a viscosity ranging from 200 to 1100 cSt which at the same time is compatible with non-polar base fluids such as poly(alpha-olefins), and which comprises a copolymer of a...  
WO/1994/015987A1
Copolymers are produced when a 3,4-epoxy-1-butene monomer is copolymerized with a maleimide monomer in the presence of a free radical initiator. The copolymerization involves both 1,2-propagation and 1,4-propagation of 3,4-epoxy-1-butene...  
WO/1994/015978A1
The invention concerns biodegradable polymers made from a) monoethylenically unsaturated dicarboxylic acids and/or their salts; b) monoethylenically unsaturated monocarboxylic acids and/or their salts; c) singly unsaturated monomers whic...  
WO/1994/015979A1
Copolymers are produced when a 4-vinyl-1,3-dioxolane monomer is copolymerized with an imidized maleic anhydride (for example, maleimide) monomer in the presence of a free radical initiator. Alternatively, a maleamic acid or maleimide fun...  
WO/1994/013716A1
The invention concerns copolymers made up of (a) 20-60 % by wt. of ethylenically unsaturated monomers with acid groups, (b) 40-80 % by wt. of ethylenically unsaturated glycerin derivatives in which one of the glycerin hydroxyl groups is ...  
WO/1994/013712A1
The monomer is characterized by the general formula (1) [(R1)(R2)C = C(R3)-CO-L-]q A(NCObloc)p wherein R1, R2 and R3 similar or different, represent a hydrogen or a group selected among the hydrocarbon chains having from 1 to 12 carbon a...  
WO/1994/012544A1
Described are maleic acid imide alpha-olefin copolymers with a mean molecular weight of 1,000 to 50,000, built up of structural units of the formula I, R1 being a tetramethylpiperidinyl grouping of the formula II in which R3 is hydrogen,...  
WO/1994/004580A1
Alkoxy group-containing copolymers made of (a) 1 to 99 % by weight water-soluble, ethylenically unsaturated, acid groups-containing monomers, (b) 1 to 50 % by weight monomers with a polyalkoxy sequence and (c) to 60 % by weight water-sol...  
WO/1994/003504A1
An adhesive composition capable of post-cure expansion comprising a multifunctional methacrylate and a maleimide capable of effectuating expansion upon post-cure. A homogeneous mixture of a monomer and maleimide are subjected to a first ...  
WO/1994/001806A1
A photopolymerizable composition containing an addition-polymerizable compound having at least one ethylenically unsaturated double bond, a free-radical generator and a squarylium compound represented by general formula (I). The composit...  
WO/1994/001477A1
Polymers consist of (a) 1-50 % weight of one or several unsaturated, polymerisable carboxylic acids having the formula (I), in which R1 stands for hydrogen, C1-C4 alkyl or COOM, R2 stands for hydrogen or C1-C4 alkyl, R3 stands for hydrog...  

Matches 651 - 700 out of 5,392